Updated openstack/openstack
Project: openstack-infra/devstack-gate  499200b9589e553a723706a41ac2f22743a703fe
null
Stop printing network diagnostics

Once I256c31312fa97dbc3aa44732cae99d066b57d223 merges, the same data
will be getting added at the start of job logs by the job
configuration so it becomes redundant here.

Change-Id: Ibc64753e5a26197cefe97d6866e921082429ef37